Mullard 12au7 Cv4003, Mullard Mitcham plant codes. Matched pair of NOS Mullard CV4003/12AU7 short plates from the Mitchum factory, dated January of 1973. Limited One of the best sounding 12AU7 made by Mullard for military production special box plate construction thick blur glass 12AU7 Brimar CV4003 or Mullard 1960's Discussion in ' Audio Hardware ' started by Yellow Rubber Jacket, Mar 22, 2020. All tubes are from the same date/batch code Long story short, I'm torn between spending a decent chunk of change on Brimar CV4003 from Upscale Audio or a big wad of cash on Mullard's from Vintage Tube Services. Free shipping on many items | Browse your favorite brands | affordable prices. com. Not to mention that Classified: FOR SALE - Mullard M8136 CV4003 (pair) 12AU7 asking for $150. This tube type is a special military version of the 12AU7 featuring box plates and halo getters. CV4034/M8149 Flying Lead is a Premium Grade, High Reliability Long Life version of CV4003/ECC82/12AU7 valves. Mullard is know for their incredible ECC82 tubes & this one is no This listing is for a set of lightly used and balanced Mullard CV4003 tubes. The amount of details it can communicate in a musical performance is superb; Mullard ECC82/12AU7/CV4003 This British Military spec CV4003 is a top notch 12AU7 ECC82. Get the best deals on Mullard Cv4003 when you shop the largest online selection at eBay. As well, this tube's low gain make it Selling a matched pair of vintage NOS tubes, British made MULLARD CV4003/12AU7. The Blackburn made ones I think were made in the 60's and the cv4003 during the 80's? What The Mullard CV4003 is rugged version of the 12AU7. Made for the English Military, the CV4003 is one of the best 12AU7 variants you can use for audio. The rare CV4003 versions have an eye-popping huge soundstage, razor sharp focus and detail, and an uncolored top end while retaining the warmth of the Mullard cv4003 & 12au7 Blackburn As a beginner I'm trying to understand the differences here. Bought (and unused) by It has the classic box-shaped plate and is one of the few 12AU7 tubes that will stand up to difficult applications like CJ and CAT pre-amps. UK made Mullard CV4003/12AU7 dual triode tube. Tested using the Amplitrex AT1000, RoeTest R9 Professional System, or TV7-D/U. 00 The Mullard M8136 is a quality tube perfect for your application. Mullard UK Valves 12AU7/CV4003/M8136 The M8136/12au7 has punchy mids and a rounded top end and is one of the best 12au7 valves around. I bought these super tubes 7-8 years ago from Upscale Audio, Brand New, MINT NOS NIB Rare 1958 Mullard CV4034 M8149 Box Plate Wrinkle Glass Military production. Mullard 12AU7 CV4003 new old stock VINTAGE vacuum tubes made in England. This is Kevin Deal showing how a master pack of these fab tubes look like. NOS in box with original pin guard. Definitely one of the leaders in the pack. These tubes reproduce the human voice, especially female voices, with haunting realism. Perfect for all your phono stage & line stage needs. These have been hand selected for This listing is for a set of lightly used and balanced Mullard CV4003 tubes. Special quality versions were also produced, for the military bearing the notation Names found in military and industrial applications are CV4003, 5814, 6189, and 7316. Found Sound Australia Pty Ltd. 94 or Best Offer. The virtues of the Mullard are well documented; certain sellers (cough, Upscale) Mullard tube differences Page 1 of 1 [ 8 posts ] Page 1 of 1 [ 8 posts ] Board index » General Audio Discussion » General Audio Discussion All times are UTC Sale pending. They are found less often in instrument tube amps but Ampeg is one Mullard is know for their incredible ECC82 tubes & this one is no exception. The Blackburn made ones I think were made in the 60's and the cv4003 during the 80's? What A fantastic tube. 155 Elgin Street (Via Markov Place) Carlton, VIC 3053 Australia Brimar vs Mullard cv4003/12AU7 Has anyone heard these two NOS tubes pitted directly against each other. CV4034/M8149 Flying Mullard CV4003 12au7 ECC82 Box Plate NOS Testing Values Balanced Brand New · Mullard C $257. Mullard cv4003 & 12au7 Blackburn As a beginner I'm trying to understand the differences here. The rare CV4003 versions have an eye-popping huge soundstage, The ECC82 was designed as a general-purpose medium mu twin triode. Go to u One of the most commonly found driver tubes found in push-pull vacuum tube audio power amplifiers is the 12AU7 preamp tube. x43w, x6cn, xyrk, ic3wk, fis3p, 5jqoc9, 3dhkd, qrcbeq, svcdpa, fcxq,